<%@ page contentType="text/html;charset=UTF-8" pageEncoding="utf-8" %>
<html>
<head><title>用户登录</title></head>
<body>
    <form action="login" method="post">
        用户名：<input type="text" name="username"><br>
        密&nbsp;&nbsp;&nbsp;码: <input type="password" name="password"><br>
        <input type="submit" value="登录">
    </form>
</body>
</html>